Printed Wiring Board - Power Board - Sony SWF-BR100 Service Manual

SWF-BR100
3-8.

PRINTED WIRING BOARD - POWER Board -

1
POWER BOARD
A
B
FH900 F900 FH901
CL902
CL900
C
R900
VDR900
CN900
AC1
1
(AC IN)
3
CAM901
PATTERN
CL901
SPARK-GAP
D
EB901
C904
(CHASSIS)
SWF-BR100
• : Uses unleaded solder.
2 3
CL905
C936
TH900
CL903
4 2 1 3
– D900 +
LF902
LINE FILTER
C937
R901
LF901
LINE FILTER
R904
D901
D924
CL929
E
4 5
A C914
D913
CL912
Q923
D912
K
A K
E
CL914
CL913
4
A
C919
R911 D914
K
CL904
1
CL911
C916
FR910
D915
A K
A K
D916
C917
R903
CL909
JL901
JS904
JW917
IC920 R921 R922
JW918
R930
R932
1 CL922
CL923
C927
3
Q921
4
E C931
5
JW914 JL911
6
7
D932 K
JW908
C925
A
C930
E
CL925
Q922
Q901
K
E
A
JL908
D927
CL930
A001
D929 R931
C924
K R927
A
A K JL905 CL927
D931
D920 CL921
D930 K A K
A K A
K A K C921
D925
A
C928
R905
JL903
C929
R926 A
K
D922
A
JL904 D923
R925
Q920 K
CL928
20 20
6
CL918
5 6
A
K
CL917
4
D911
D950
T901
SUB POWER
R914
A
TRANSFORMER
5
IC910
2
CL916
1 10
K
8
CL952
JL914
CL910
3
R913
4
A 1
IC950
3 JL915
PC901
2
CL953 C953
4
D910
JL912 E
1 Q961
K
3
Q960
K D902
PC903
2
4
JL913
A
JL902 CL964
3 1 R961
R902
PC902
2 3
4
4
A K
D928
CL943 JL919
R943
7
R924
T902
5
MAIN POWER
TRANSFORMER
3
1
CL920
JS905
R923
C907
7 8
CN901
C951 CL951
9
CL960
WR2
JW907
R963
R957
CL962
>02P
2
R959
C960
1
JL917
MAIN
E
BOARD
3
Q962
CN104
(Page 16)
JW909
E
CL963 1
R962
CL942
2
1
C941
C946
CL941
CL940
8
D940
A002
C940
14
EB902
11
(11)
1-889-754-
(CHASSIS)